Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

Skills you'll gain: Load Balancing, Scalability, Microservices, .NET Framework, Redis, Application Performance Management, Cloud Computing Architecture, Cloud Applications, Databases, System Monitoring, Software Architecture, Distributed Computing, C# (Programming Language), Microsoft Azure, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Shiny (R Package), Data Visualization, Interactive Data Visualization, Dashboard, Data Visualization Software, R Programming, Data Wrangling, User Interface (UI) Design, Ggplot2, Data Manipulation, Data Integration, Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Recurrent Neural Networks (RNNs), Artificial Intelligence and Machine Learning (AI/ML), Vision Transformer (ViT), PyTorch (Machine Learning Library), Keras (Neural Network Library), Large Language Modeling, Natural Language Processing, Embeddings, Network Model, Network Architecture
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Model Deployment, Performance Testing, Android Development, Transfer Learning, Image Analysis, PyTorch (Machine Learning Library), Tensorflow, Hardware Architecture, Applied Machine Learning, Artificial Neural Networks, Artificial Intelligence
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Design Elements And Principles, Graphic and Visual Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Application Security, Open Web Application Security Project (OWASP), Security Engineering, Cybersecurity, Security Requirements Analysis, Security Testing, Vulnerability Assessments, Code Review, Software Design, Encryption, Vulnerability Management, Data Security, Cryptography, Continuous Monitoring, Authentications, Development Testing, System Monitoring, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Relational Databases, SQL, Database Design, Database Management, Databases, Back-End Web Development, Data Modeling, Data Entry, Query Languages, Web Development, Data Access, Data Integrity, Information Technology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Postman API Platform, API Design, Application Programming Interface (API), API Testing, Authentications, Object-Relational Mapping, Development Environment, Microsoft Development Tools, Microsoft Visual Studio, Web Development Tools, Authorization (Computing), Endpoint Security, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Mobile Development, Web Design and Development, Front-End Web Development, UI Components
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Database Design, Database Theory, MongoDB, Database Development, Database Management Systems, Databases, Data Modeling, Database Architecture and Administration, NoSQL, Relational Databases, Unified Modeling Language, SQL, Data Integrity, Performance Tuning, Diagram Design, Software Architecture, Conceptual Design
Mixed · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Microsoft Azure, Network Troubleshooting, Network Security, Network Architecture, Virtual Networking, Network Administration, Wide Area Networks, Hardening, Virtual Private Networks (VPN), Network Infrastructure, Network Routing, Network Monitoring, Private Cloud
Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scalability, Scala Programming, Distributed Computing, Event-Driven Programming, System Design and Implementation, Microservices, Software Architecture, Software Design Patterns, Cloud Computing, Software Design, Application Frameworks, Software Testing
Intermediate · Course · 1 - 3 Months